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From: "Viorel Suman (OSS)" <viorel.suman@oss.nxp.com>
To: Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	Timur Tabi <timur@kernel.org>,
	Nicolin Chen <nicoleotsuka@gmail.com>,
	Xiubo Li <Xiubo.Lee@gmail.com>,
	Fabio Estevam <festevam@gmail.com>,
	Shengjiu Wang <shengjiu.wang@gmail.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Matthias Schiffer <matthias.schiffer@ew.tq-group.com>,
	Viorel Suman <viorel.suman@nxp.com>,
	Cosmin-Gabriel Samoila <cosmin.samoila@nxp.com>,
	alsa-devel@alsa-project.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org
Subject: [PATCH v4 2/2] ASoC: dt-bindings: fsl_xcvr: Add document for XCVR
Date: Tue, 13 Oct 2020 15:17:33 +0300
Message-ID: <20201013121733.83684-3-viorel.suman@oss.nxp.com> (raw)
In-Reply-To: <20201013121733.83684-1-viorel.suman@oss.nxp.com>

From: Viorel Suman <viorel.suman@nxp.com>

XCVR (Audio Transceiver) is a new IP module found on i.MX8MP.

Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
---
 .../devicetree/bindings/sound/fsl,xcvr.yaml   | 104 ++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/fsl,xcvr.yaml

diff --git a/Documentation/devicetree/bindings/sound/fsl,xcvr.yaml b/Documentation/devicetree/bindings/sound/fsl,xcvr.yaml
new file mode 100644
index 000000000000..223b8ea693dc
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/fsl,xcvr.yaml
@@ -0,0 +1,104 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/fsl,xcvr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP Audio Transceiver (XCVR) Controller
+
+maintainers:
+  - Viorel Suman <viorel.suman@nxp.com>
+
+description: |
+  NXP XCVR (Audio Transceiver) is a on-chip functional module
+  that allows CPU to receive and transmit digital audio via
+  HDMI2.1 eARC, HDMI1.4 ARC and SPDIF.
+
+properties:
+  $nodename:
+    pattern: "^xcvr@.*"
+
+  compatible:
+    enum:
+      - fsl,imx8mp-xcvr
+
+  reg:
+    items:
+      - description: 20K RAM for code and data
+      - description: registers space
+      - description: RX FIFO address
+      - description: TX FIFO address
+
+  reg-names:
+    items:
+      - const: ram
+      - const: regs
+      - const: rxfifo
+      - const: txfifo
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Peripheral clock
+      - description: PHY clock
+      - description: SPBA clock
+      - description: PLL clock
+
+  clock-names:
+    items:
+      - const: ipg
+      - const: phy
+      - const: spba
+      - const: pll_ipg
+
+  dmas:
+    items:
+      - description: DMA controller phandle and request line for RX
+      - description: DMA controller phandle and request line for TX
+
+  dma-names:
+    items:
+      - const: rx
+      - const: tx
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - interrupts
+  - clocks
+  - clock-names
+  - dmas
+  - dma-names
+  - resets
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/imx8mp-clock.h>
+    #include <dt-bindings/reset/imx8mp-reset.h>
+
+    xcvr: xcvr@30cc0000 {
+           compatible = "fsl,imx8mp-xcvr";
+           reg = <0x30cc0000 0x800>,
+                 <0x30cc0800 0x400>,
+                 <0x30cc0c00 0x080>,
+                 <0x30cc0e00 0x080>;
+           reg-names = "ram", "regs", "rxfifo", "txfifo";
+           interrupts = <0x0 128 IRQ_TYPE_LEVEL_HIGH>;
+           clocks = <&audiomix_clk IMX8MP_CLK_AUDIOMIX_EARC_IPG>,
+                    <&audiomix_clk IMX8MP_CLK_AUDIOMIX_EARC_PHY>,
+                    <&audiomix_clk IMX8MP_CLK_AUDIOMIX_SPBA2_ROOT>,
+                    <&audiomix_clk IMX8MP_CLK_AUDIOMIX_AUDPLL_ROOT>;
+           clock-names = "ipg", "phy", "spba", "pll_ipg";
+           dmas = <&sdma2 30 2 0>, <&sdma2 31 2 0>;
+           dma-names = "rx", "tx";
+           resets = <&audiomix_reset 0>;
+    };
-- 
2.26.2


  parent reply index

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-13 12:17 [PATCH v4 0/2] DAI driver for new XCVR IP Viorel Suman (OSS)
2020-10-13 12:17 ` [PATCH v4 1/2] ASoC: fsl_xcvr: Add XCVR ASoC CPU DAI driver Viorel Suman (OSS)
2020-10-17  1:17   ` Nicolin Chen
2020-10-13 12:17 ` Viorel Suman (OSS) [this message]
2020-10-16 17:17   ` [PATCH v4 2/2] ASoC: dt-bindings: fsl_xcvr: Add document for XCVR Rob Herring
2020-10-26 23:45 ` [PATCH v4 0/2] DAI driver for new XCVR IP Mark Brown

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